Oncopodiella trigonella (Sacc.) Rifai, Persoonia 3(4): 409 (1965)
MycoBank number: MB 335397; Index Fungorum number: IF 335397; Facesoffungi number: FoF 12349;
Basionym: Sporidesmium trigonellum Sacc., Michelia 2(8): 641 (1882)
Synonyms: Oncopodiella tetraedrica G. Arnaud, Bull. trimest. Soc. mycol. Fr. 69: 296 (1954) [1953] Piricauda trigonella (Sacc.) R.T. Moore, Rhodora 61: 105 (1959)
Saprobic on submerged decaying wood in a freshwater stream. Asexual morph: Colonies dark brown, punctiform or granular. Conidiophores macronematous, mononematous, smooth-walled, subhyaline to pale brown, few. Conidiogenous cells not observered. Conidia solitary, subglobose, smooth-walled, muriform, brown, corniculate, 12.5–18.5 × 12.5–16 μm ( = 16 × 14 µm, n = 30), with 2–4, mostly 3, hyaline to pale brown, horn-like protruding cells. Sexual morph: Undetermined.